hw2/task2/MaskProgram.java - master - alim4ik-had/SberJavaCourseBeginner

hw2/task2/MaskProgram.java
95 строк3 KB
alimo
task2_completed
09 мар 2025, 13:27
09 мар 2025, 13:270a75595
package hw2.task2;

import java.util.InputMismatchException;
import java.util.Scanner;
import hw2.task2.customExceptions.WrongEmailException;
import hw2.task2.customExceptions.WrongNameException;

public class MaskProgram {
    public static void main(String[] args) {
        notice();
        selectOperation();
    }
    private static void notice(){
        System.out.println("Введите номер операции:\n" +
                "1. Маскировка ФИО\n" +
                "2. Маскировка email");
    }
    private static void selectOperation(){
        Scanner sc;
        while (true) {
            sc = new Scanner(System.in);
            try {
                int numberOper = sc.nextInt();
                switch (numberOper) {
                    case 1:
                        maskName();
                        return;
                    case 2:
                        maskEmail();
                        return;
                    default:
                        System.out.println("Введен неправльный номер!");
                        notice();
                }
            } catch (InputMismatchException e) {
                System.out.println("Введен неправльный формат!");
                notice();
            }
        }
    }

    private static void maskName(){
        boolean validValue = false;
        Scanner sc;
        String[] name;
        while (!validValue) {
            sc = new Scanner(System.in);
            System.out.println("Введите ФИО:");
            name = sc.nextLine().split(" ");
            try {
                for (String elem : name) {
                    if (!elem.replaceAll("[a-zA-Zа-яА-Я]", "").isEmpty()) {
                        throw new WrongNameException("Неправльный формат ФИО! Пример ввода: Алимов Хадис Вялитович");
                    }
                }
                if(name.length != 3){
                    throw new WrongNameException("Неправльный формат ФИО! Пример ввода: Алимов Хадис Вялитович");
                }
                validValue = true;
                String maskName = name[1] + " " + name[2] + " "+  name[0].charAt(0) + ".";
                System.out.println(maskName);
            } catch (WrongNameException e) {
                e.printMessage();
            }
        }
    }

    private static void maskEmail(){
        boolean validValue = false;
        Scanner sc;
        String[] email;
        while (!validValue){
            System.out.println("Введите email:");
            sc = new Scanner(System.in);
            try{
                email = checkEmail(sc.nextLine()).split("@");
                String maskEmail = email[0].charAt(0) + "***@"+email[1];
                System.out.println(maskEmail);
                validValue = true;
            }catch (WrongEmailException e){
                e.printMessage();
            }
        }
    }

    private static String checkEmail(String email){
        int newEmailLength = email.replaceAll("@", "").length();
        if(email.length() - newEmailLength != 1){
            throw new WrongEmailException("Неверный формат email");
        } else if (email.startsWith("@") || email.endsWith("@")) {
            throw new WrongEmailException("Неверный формат email");
        }
        return email;
    }
}